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IPHeader.cpp

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/*******************************************************************************
 * This file is part of openWNS (open Wireless Network Simulator)
 * _____________________________________________________________________________
 *
 * Copyright (C) 2004-2007
 * Chair of Communication Networks (ComNets)
 * Kopernikusstr. 5, D-52074 Aachen, Germany
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 * fax: ++49-241-80-22242
 * email: info@openwns.org
 * www: http://www.openwns.org
 * _____________________________________________________________________________
 *
 * openWNS is free software; you can redistribute it and/or modify it under the
 * terms of the GNU Lesser General Public License version 2 as published by the
 * Free Software Foundation;
 *
 * openWNS is distributed in the hope that it will be useful, but WITHOUT ANY
 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
 * A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
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#include <IP/IPHeader.hpp>

using namespace ip;

STATIC_FACTORY_REGISTER_WITH_CREATOR(
    IPHeader,
    wns::ldk::FunctionalUnit,
    "ip.ipHeader",
    wns::ldk::FUNConfigCreator);


IPHeader::IPHeader(wns::ldk::fun::FUN* fun, const wns::pyconfig::View& pyco):
    wns::ldk::fu::Plain<IPHeader, IPCommand>(fun),
    headerSize(pyco.get<Bit>("headerSize"))
{
}

void
IPHeader::calculateSizes(const wns::ldk::CommandPool* commandPool, Bit& commandPoolSize, Bit& dataSize) const
{
    getFUN()->calculateSizes(commandPool, commandPoolSize, dataSize, this);

    // IP header size is 20 byte
    commandPoolSize = headerSize;
}

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